:root {
  --bg: #14161c;
  --bg-2: #1b1e26;
  --card: #22262f;
  --card-2: #2a2f3a;
  --line: #343a46;
  --txt: #e8ecf3;
  --txt-2: #9aa4b5;
  --accent: #ff6a3d;
  --accent-2: #ff9350;
  --green: #35c07a;
  --red: #ff5b5b;
  --yellow: #ffc94a;
  --radius: 14px;
}

/* 确保 hidden 属性始终生效（不被 display:flex 等覆盖） */
[hidden] { display: none !important; }

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
  margin: 0; padding: 0; min-height: 100%;
  background: var(--bg); color: var(--txt);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 15px; line-height: 1.55;
}

body { background: radial-gradient(1200px 600px at 10% -10%, #2a1e18 0%, var(--bg) 55%) no-repeat, var(--bg); }

h1, h2, h3 { margin: 0; font-weight: 600; }
button, input, select { font-family: inherit; }

/* ---------- 登录页 ---------- */
.auth-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px 16px; }
.auth-card {
  width: 100%; max-width: 400px; background: var(--bg-2);
  border: 1px solid var(--line); border-radius: 20px; padding: 22px 20px 18px;
  box-shadow: 0 24px 70px rgba(0,0,0,.45);
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand .logo { font-size: 26px; filter: drop-shadow(0 0 10px rgba(255,106,61,.45)); }
.brand b { display: block; font-size: 18px; letter-spacing: .3px; }
.brand small { color: var(--txt-2); font-size: 12px; }
.brand.sm .logo { font-size: 20px; }
.brand.sm b { font-size: 15px; }

.seg {
  display: flex; gap: 4px; margin: 18px 0 14px;
  background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 4px;
}
.seg button {
  flex: 1; border: 0; background: transparent; color: var(--txt-2);
  padding: 9px 0; border-radius: 9px; font-size: 14px; cursor: pointer; transition: .18s;
}
.seg button.on { background: linear-gradient(180deg, var(--accent), #e85a2f); color: #fff; font-weight: 600; }
.seg.sm { margin: 0 0 14px; }

.form { display: flex; flex-direction: column; gap: 8px; }
.form label { color: var(--txt-2); font-size: 12.5px; margin-top: 6px; }
.form label.check { display: flex; align-items: center; gap: 7px; color: var(--txt-2); font-size: 13px; margin: 8px 0 0; }
input, select, textarea {
  width: 100%; padding: 12px 13px; border-radius: 11px; border: 1px solid var(--line);
  background: var(--card); color: var(--txt); font-size: 16px; outline: none; transition: .15s;
}
input[type="checkbox"], input[type="radio"] {
  width: auto; padding: 0; accent-color: var(--brand); cursor: pointer;
}
input:focus, select:focus, textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(255,106,61,.15); }
textarea { resize: vertical; min-height: 60px; font-size: 14px; line-height: 1.6; }
textarea::placeholder, input::placeholder { color: var(--muted); }
select.sel { width: auto; min-width: 150px; padding: 8px 11px; font-size: 14px; }
select.sel.sm { min-width: 130px; }

.btn {
  border: 1px solid var(--line); background: var(--card-2); color: var(--txt);
  padding: 12px 16px; border-radius: 11px; font-size: 15px; cursor: pointer; transition: .18s;
  white-space: nowrap;
}
.btn:hover { border-color: #4a5162; }
.btn.primary { background: linear-gradient(180deg, var(--accent), #e85a2f); border-color: transparent; font-weight: 600; }
.btn.primary:hover { filter: brightness(1.06); }
.btn.ghost { background: transparent; }
.btn.sm { padding: 7px 11px; font-size: 13px; border-radius: 9px; }
.btn:disabled { opacity: .55; cursor: not-allowed; }

.tip { color: var(--txt-2); font-size: 12px; line-height: 1.65; margin: 14px 2px 0; }
.tip b { color: var(--accent-2); font-weight: 600; }

.row { display: flex; gap: 8px; align-items: center; }
.row.tight { margin-top: 12px; }
.row.end { justify-content: flex-end; margin-top: 16px; }

/* ---------- 控制台 ---------- */
.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 12px 16px; background: rgba(20,22,28,.9); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.who { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--txt-2); position: relative; }
.who .who-name { cursor: pointer; padding: 4px 8px; border-radius: 8px; transition: .15s; }
.who .who-name:hover { background: var(--line); color: var(--txt); }
.who .who-menu { position: absolute; top: 36px; right: 0; min-width: 140px; background: var(--card); border: 1px solid var(--line); border-radius: 10px; box-shadow: 0 10px 28px rgba(0,0,0,.28); padding: 6px; z-index: 90; }
.who .who-menu button { display: block; width: 100%; text-align: left; padding: 8px 12px; border: none; background: transparent; color: var(--txt); font-size: 13px; border-radius: 6px; cursor: pointer; }
.who .who-menu button:hover { background: var(--line); }

/* 弹窗 */
.modal-mask { position: fixed; inset: 0; background: rgba(10,10,14,.6); display: flex; align-items: center; justify-content: center; z-index: 200; }
.modal { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 22px 24px; min-width: 340px; max-width: 440px; box-shadow: 0 24px 60px rgba(0,0,0,.4); }
.modal h3 { margin: 0 0 14px; font-size: 15px; color: var(--txt); }
.modal .form label { margin-top: 10px; }

.tabs-nav {
  display: flex; gap: 6px; padding: 10px 16px 0; overflow-x: auto;
  position: sticky; top: 57px; z-index: 19; background: var(--bg);
}
.tabs-nav button {
  border: 1px solid var(--line); background: var(--bg-2); color: var(--txt-2);
  padding: 8px 14px; border-radius: 999px; font-size: 13.5px; cursor: pointer; white-space: nowrap;
}
.tabs-nav button.on { background: rgba(255,106,61,.14); border-color: rgba(255,106,61,.55); color: var(--accent-2); font-weight: 600; }

main { padding: 14px 16px 40px; max-width: 900px; margin: 0 auto; }
.page { display: flex; flex-direction: column; gap: 14px; }

.panel { background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 15px 15px 16px; }
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 12px; }
.panel-head h2 { font-size: 15px; }
.count { color: var(--txt-2); font-size: 12.5px; }
.empty { color: var(--txt-2); font-size: 13px; padding: 18px 4px; text-align: center; }

/* 机器人卡片 */
.bot-list { display: flex; flex-direction: column; gap: 10px; }
.bot-card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 12px 13px; }
.bot-top { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.bot-name { font-weight: 600; font-size: 14.5px; display: flex; align-items: center; gap: 7px; }
.state { font-size: 11.5px; padding: 3px 8px; border-radius: 999px; border: 1px solid var(--line); color: var(--txt-2); }
.state.online { color: var(--green); border-color: rgba(53,192,122,.45); background: rgba(53,192,122,.1); }
.state.starting, .state.offline { color: var(--yellow); border-color: rgba(255,201,74,.4); background: rgba(255,201,74,.08); }
.state.kicked, .state.token_invalid, .state.login_failed { color: var(--red); border-color: rgba(255,91,91,.45); background: rgba(255,91,91,.08); }
.bot-meta { color: var(--txt-2); font-size: 12.5px; margin-top: 5px; }
.bot-actions { display: flex; gap: 8px; margin-top: 10px; flex-wrap: wrap; }

/* 群列表 */
.group-list { display: flex; flex-direction: column; gap: 8px; }
.group-item {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  background: var(--card); border: 1px solid var(--line); border-radius: 11px; padding: 10px 12px;
}
.group-item .gname { font-size: 13.5px; font-weight: 500; }
.group-item .gid { color: var(--txt-2); font-size: 12px; margin-top: 2px; }

/* 用户列表 */
.user-list { display: flex; flex-direction: column; gap: 6px; max-height: 360px; overflow-y: auto; }
.user-row {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 9px 12px;
}
.user-info { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; font-size: 13.5px; }
.user-info .sub { display: block; width: 100%; color: var(--muted); font-size: 11.5px; margin-top: 3px; }
.user-info .sub:not(:first-of-type) { display: inline; width: auto; margin-left: 4px; }

/* 通用 tag 徽章 */
.tag {
  display: inline-block; font-size: 11px; padding: 1px 7px; border-radius: 8px;
  background: var(--line); color: var(--txt-2); line-height: 18px; font-weight: 500;
}
.tag.brand { background: rgba(255,106,61,.16); color: var(--brand); }
.tag.danger { background: rgba(255,90,60,.16); color: #ff5a3c; }

/* 聊天 */
.chat-shell {
  display: flex; flex-direction: column; height: calc(100vh - 175px); min-height: 380px;
  background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden;
}
.chat-head { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-bottom: 1px solid var(--line); }
.dot { width: 9px; height: 9px; border-radius: 50%; background: #555; display: inline-block; }
.dot.on { background: var(--green); box-shadow: 0 0 8px rgba(53,192,122,.7); }
.chat-body { flex: 1; overflow-y: auto; padding: 12px; display: flex; flex-direction: column; gap: 8px; }
.msg { max-width: 82%; padding: 8px 11px; border-radius: 12px; background: var(--card); border: 1px solid var(--line); font-size: 14px; word-break: break-word; }
.msg .who-line { display: flex; gap: 6px; align-items: baseline; margin-bottom: 3px; font-size: 11.5px; color: var(--txt-2); }
.msg .who-line b { color: var(--accent-2); font-weight: 600; font-size: 12px; }
.msg.self { align-self: flex-end; background: rgba(255,106,61,.14); border-color: rgba(255,106,61,.35); }
.msg.sys { align-self: center; background: transparent; border: 0; color: var(--txt-2); font-size: 12px; padding: 2px; }
.chat-input { display: flex; gap: 8px; padding: 10px; border-top: 1px solid var(--line); background: var(--bg-2); }

/* 设置 */
.set-group { border-top: 1px solid var(--line); padding-top: 12px; margin-top: 10px; }
.set-group h3 { font-size: 13px; color: var(--accent-2); margin-bottom: 8px; font-weight: 600; letter-spacing: .3px; }
.set-row { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 8px 0; border-bottom: 1px dashed rgba(52,58,70,.7); }
.set-row:last-child { border-bottom: 0; }
.set-row span { font-size: 13.5px; }
.switch { width: 46px; height: 26px; flex: 0 0 auto; }
.switch input { display: none; }
.switch i { display: block; width: 46px; height: 26px; background: #3a4150; border-radius: 999px; position: relative; transition: .2s; }
.switch i::after { content: ""; position: absolute; top: 3px; left: 3px; width: 20px; height: 20px; border-radius: 50%; background: #fff; transition: .2s; }
.switch input:checked + i { background: linear-gradient(180deg, var(--accent), #e85a2f); }
.switch input:checked + i::after { left: 23px; }
.set-num { width: 90px; padding: 8px 10px; font-size: 14px; text-align: center; }
.set-text { margin-top: 6px; }

/* 违规拦截两列网格 */
.it-grid { display: grid; grid-template-columns: 1fr 1fr; column-gap: 14px; }
@media (max-width: 560px) { .it-grid { grid-template-columns: 1fr; } }

/* 监测二级折叠卡片 */
.watch-card { background: rgba(28,31,43,.85); border: 1px solid var(--line); border-radius: 10px; margin: 8px 0; overflow: hidden; }
.watch-card summary { cursor: pointer; padding: 11px 14px; display: flex; justify-content: space-between; align-items: center; font-size: 13.5px; font-weight: 600; list-style: none; user-select: none; }
.watch-card summary::-webkit-details-marker { display: none; }
.watch-card summary::after { content: "▸"; color: var(--muted); transition: transform .18s; font-size: 12px; }
.watch-card[open] summary::after { transform: rotate(90deg); }
.watch-card[open] summary { border-bottom: 1px dashed rgba(52,58,70,.7); }
.watch-body { padding: 2px 14px 8px; }
.badge-on { color: #4ade80; font-size: 12px; font-weight: 400; }
.badge-off { color: var(--muted); font-size: 12px; font-weight: 400; }

/* 日志 */
.log-box {
  margin: 0; max-height: 62vh; overflow: auto; background: #0f1116; border: 1px solid var(--line);
  border-radius: 11px; padding: 10px 12px; font-size: 12px; line-height: 1.6;
  font-family: ui-monospace, Consolas, "Courier New", monospace; color: #b9c2d0; white-space: pre-wrap;
}
.log-box .err { color: var(--red); }

/* 轻提示 */
.toast {
  position: fixed; left: 50%; bottom: 30px; transform: translateX(-50%);
  background: rgba(34,38,47,.96); border: 1px solid var(--line); color: var(--txt);
  padding: 11px 18px; border-radius: 11px; font-size: 13.5px; z-index: 600;
  box-shadow: 0 10px 30px rgba(0,0,0,.5); max-width: 86vw; text-align: center;
}
.toast.err { border-color: rgba(255,91,91,.6); color: #ffb0b0; }
.toast.ok { border-color: rgba(53,192,122,.6); color: #a9ffd2; }

/* 验证码提示文字（错误态） */
.tip.err { color: #ffb0b0; }

/* 滑块验证码弹窗 */
.mask {
  position: fixed; inset: 0; background: rgba(0,0,0,.6); z-index: 500;
  display: flex; align-items: center; justify-content: center; padding: 16px;
}
.captcha-card {
  width: 100%; max-width: 420px; background: var(--bg-2);
  border: 1px solid var(--line); border-radius: 16px; padding: 16px;
}
.captcha-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 6px; }
.captcha-body { display: flex; flex-direction: column; align-items: center; gap: 12px; margin-top: 12px; }
#captchaBox { width: 100%; min-height: 160px; display: flex; align-items: center; justify-content: center; }

/* 手机适配 */
@media (max-width: 560px) {
  main { padding: 12px 12px 32px; }
  .topbar { padding: 10px 12px; }
  .tabs-nav { top: 53px; padding: 9px 12px 0; }
  .chat-shell { height: calc(100vh - 160px); }
  .msg { max-width: 88%; }
  .panel-head { flex-wrap: wrap; }
  /* 绑定行等紧凑行：允许换行，文本输入框保证最小宽度不被挤没 */
  .row.tight { flex-wrap: wrap; }
  .row.tight input[type="text"] { flex: 1 1 150px; min-width: 140px; }
  .row.tight .sel { flex: 0 1 auto; min-width: 110px; }
  .row.tight .btn { flex: 1 1 auto; white-space: nowrap; }
}